暂存

vendor/illuminate/validation/ConditionalRules.php

@@ -0,0 +1,82 @@
+<?php
+
+namespace Illuminate\Validation;
+
+use Illuminate\Support\Fluent;
+
+class ConditionalRules
+{
+    /**
+     * The boolean condition indicating if the rules should be added to the attribute.
+     *
+     * @var callable|bool
+     */
+    protected $condition;
+
+    /**
+     * The rules to be added to the attribute.
+     *
+     * @var \Illuminate\Contracts\Validation\ValidationRule|\Illuminate\Contracts\Validation\InvokableRule|\Illuminate\Contracts\Validation\Rule|\Closure|array|string
+     */
+    protected $rules;
+
+    /**
+     * The rules to be added to the attribute if the condition fails.
+     *
+     * @var \Illuminate\Contracts\Validation\ValidationRule|\Illuminate\Contracts\Validation\InvokableRule|\Illuminate\Contracts\Validation\Rule|\Closure|array|string
+     */
+    protected $defaultRules;
+
+    /**
+     * Create a new conditional rules instance.
+     *
+     * @param  callable|bool  $condition
+     * @param  \Illuminate\Contracts\Validation\ValidationRule|\Illuminate\Contracts\Validation\InvokableRule|\Illuminate\Contracts\Validation\Rule|\Closure|array|string  $rules
+     * @param  \Illuminate\Contracts\Validation\ValidationRule|\Illuminate\Contracts\Validation\InvokableRule|\Illuminate\Contracts\Validation\Rule|\Closure|array|string  $defaultRules
+     */
+    public function __construct($condition, $rules, $defaultRules = [])
+    {
+        $this->condition = $condition;
+        $this->rules = $rules;
+        $this->defaultRules = $defaultRules;
+    }
+
+    /**
+     * Determine if the conditional rules should be added.
+     *
+     * @param  array  $data
+     * @return bool
+     */
+    public function passes(array $data = [])
+    {
+        return is_callable($this->condition)
+            ? call_user_func($this->condition, new Fluent($data))
+            : $this->condition;
+    }
+
+    /**
+     * Get the rules.
+     *
+     * @param  array  $data
+     * @return array
+     */
+    public function rules(array $data = [])
+    {
+        return is_string($this->rules)
+            ? explode('|', $this->rules)
+            : value($this->rules, new Fluent($data));
+    }
+
+    /**
+     * Get the default rules.
+     *
+     * @param  array  $data
+     * @return array
+     */
+    public function defaultRules(array $data = [])
+    {
+        return is_string($this->defaultRules)
+            ? explode('|', $this->defaultRules)
+            : value($this->defaultRules, new Fluent($data));
+    }
+}